Pension Plans and Other Post Retirement Benefits (Schedule of the Change in Benefit Obligation) (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation—beginning of period	$ 55,536	$ 58,802
Service cost	2,409	2,330
Interest cost	1,467	1,649
Benefits paid	(1,494)	(1,366)
Actuarial (gain) loss	4,718	4,578
Foreign exchange (gain)	(1,116)	(10,457)
Benefit obligation—end of period	61,520	55,536	$ 58,802
Less: Current portion	(1,391)	(1,375)
Non-current portion of benefit obligation	60,129	54,161
Pension Plan
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Service cost	2,409	2,330	1,355
Interest cost	1,467	1,649	1,410
Pension Plan \| CDT
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation—beginning of period	26,091	29,344
Service cost	422	452	458
Interest cost	610	735	877
Benefits paid	(534)	(495)
Actuarial (gain) loss	3,299	1,676
Foreign exchange (gain)	(438)	(5,621)
Benefit obligation—end of period	29,450	26,091	29,344
Less: Current portion	(589)	(575)
Non-current portion of benefit obligation	28,861	25,516
Pension Plan \| GXS Germany
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation—beginning of period	22,420	24,182
Service cost	359	360	173
Interest cost	543	625	408
Benefits paid	(770)	(793)
Actuarial (gain) loss	2,564	2,701
Foreign exchange (gain)	(387)	(4,655)
Benefit obligation—end of period	24,729	22,420	24,182
Less: Current portion	(772)	(774)
Non-current portion of benefit obligation	23,957	21,646
Pension Plan \| GXS Philippines
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation—beginning of period	7,025	5,276
Service cost	1,628	1,518	724
Interest cost	314	289	125
Benefits paid	(190)	(78)
Actuarial (gain) loss	(1,145)	201
Foreign exchange (gain)	(291)	(181)
Benefit obligation—end of period	7,341	7,025	$ 5,276
Less: Current portion	(30)	(26)
Non-current portion of benefit obligation	$ 7,311	$ 6,999

This represents the current liability recognized in the balance sheet that is associated with the defined benefit pension plans.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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- Definition

This represents the noncurrent liability recognized in the balance sheet that is associated with the defined benefit pension plans.

+ References

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Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan.

+ References

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1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

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The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of gain (loss) from foreign currency exchange rate changes for benefit obligation for plans of a foreign operation whose functional currency is not the reporting currency.

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The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan.

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